What is CVE-2026-34501?

CVE-2026-34501 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Apache Portable Runtime Utility: Heap buffer overflow in APR redis client

Which CVE IDs does CVE-2026-34501 cover?

CVE-2026-34501 covers the following CVE IDs: CVE-2026-34501. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-34501?

CVE-2026-34501 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-34501?

CVE-2026-34501 affects 1 product, including: azl3 apr-util 1.6.3-2 on Azure Linux 3.0.

CVE-2026-34501HighCVSS 7.5

Apache Portable Runtime Utility: Heap buffer overflow in APR redis client

Vendor

Microsoft Security Response Center (MSRC)

Published

August 14, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-34501 →

🎯 Affected products1

azl3 apr-util 1.6.3-2 on Azure Linux 3.0

🔗 References (1)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34501